19933290

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{631}}^1$

素因数の和:666

約数の個数: 96

約数和(自身を含む): 57972096

約数和(自身を除く): 38038806

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 81, 90, 117, 130, 135, 162, 195, 234, 243, 270, 351, 390, 405, 486, 585, 631, 702, 810, 1053, 1170, 1215, 1262, 1755, 1893, 2106, 2430, 3155, 3159, 3510, 3786, 5265, 5679, 6310, 6318, 8203, 9465, 10530, 11358, 15795, 16406, 17037, 18930, 24609, 28395, 31590, 34074, 41015, 49218, 51111, 56790, 73827, 82030, 85185, 102222, 123045, 147654, 153333, 170370, 221481, 246090, 255555, 306666, 369135, 442962, 511110, 664443, 738270, 766665, 1107405, 1328886, 1533330, 1993329, 2214810, 3322215, 3986658, 6644430, 9966645, 19933290]

約数ペア:

[(1, 19933290), (2, 9966645), (3, 6644430), (5, 3986658), (6, 3322215), (9, 2214810), (10, 1993329), (13, 1533330), (15, 1328886), (18, 1107405), (26, 766665), (27, 738270), (30, 664443), (39, 511110), (45, 442962), (54, 369135), (65, 306666), (78, 255555), (81, 246090), (90, 221481), (117, 170370), (130, 153333), (135, 147654), (162, 123045), (195, 102222), (234, 85185), (243, 82030), (270, 73827), (351, 56790), (390, 51111), (405, 49218), (486, 41015), (585, 34074), (631, 31590), (702, 28395), (810, 24609), (1053, 18930), (1170, 17037), (1215, 16406), (1262, 15795), (1755, 11358), (1893, 10530), (2106, 9465), (2430, 8203), (3155, 6318), (3159, 6310), (3510, 5679), (3786, 5265)]